diff --git a/src/doc/embedded-book b/src/doc/embedded-book
index 766979590da..befe6840874 160000
--- a/src/doc/embedded-book
+++ b/src/doc/embedded-book
@@ -1 +1 @@
-Subproject commit 766979590da8100998f0d662499d4a901d8d1640
+Subproject commit befe6840874311635c417cf731377f07234ee373
diff --git a/src/doc/reference b/src/doc/reference
index a92be0fef43..f3d3953bf3b 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
-Subproject commit a92be0fef439b3d8e0468d82cb24812d303520a0
+Subproject commit f3d3953bf3b158d596c96d55ce5366f9f3f972e9
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index 3155db49b0d..ee342dc91e1 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit 3155db49b0d57cd82c65456ac210b69ecec5ccb1
+Subproject commit ee342dc91e1ba1bb1e1f1318f84bbe3bfac04798
diff --git a/src/doc/rustc-dev-guide b/src/doc/rustc-dev-guide
index d5201cddace..04f3cf0bb2f 160000
--- a/src/doc/rustc-dev-guide
+++ b/src/doc/rustc-dev-guide
@@ -1 +1 @@
-Subproject commit d5201cddace979b299ec1bf9fd8997338151aa9d
+Subproject commit 04f3cf0bb2f5a6ee2bfc4b1a6a6cd8c11d1c5531